Find the sum of the following numbers `2/3+5/3i ,-2/3i and -5/4-i`

Find the modulus of the following complex numbers (3 +2i) (5-4i)

Find the modulus of the following complex numbers (2+3i)/(3+2i)

Find the difference of the following complex number, -3+2i and 13-i

Find the square root of the following complex number ((2+3i)/(5-4i) + (2-3i)/(5+4i))

Find the modulus of the following complex number ( 3+ 4i) ( 1+ 5i)

Given that i = sqrt(-1), what is the sum of the complex numbers (21 i^(2) -12i) + (3-5i) ?

Find the modulus of the following complex numbers ((3+2i)^(2))/((4-3i))

What is the sum of the complex numbers 2 + 3i and 4 + 8i, where i = sqrt(-1) ?

Find the conjugates of the following complex number: ((3-2i)(2+3i))/((1+2i)(2-i))

Find the modulus and amplitude of the following complex numbers and hence express them into polar form (5-i)/(2-3i)